question_answer 34)

  Essential difference between electrostatic shielding by a conducting shell and magneto-static shielding is due to electrostatic field lines can end on charges and conductors have free charges lines of  can also end but conductors can not end them lines of  cannot end on any material and perfect shielding is not possible shells of high permeability materials can be used to divert lines of  from the interior region

Answer:

  (a,c,d)Knowledge based question.